253455144602 has 32 divisors (see below), whose sum is σ = 420999206400. Its totient is φ = 113470069680.

The previous prime is 253455144511. The next prime is 253455144637. The reversal of 253455144602 is 206441554352.

253455144602 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 253455144602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19301363 + ... + 19314489.

It is an arithmetic number, because the mean of its divisors is an integer number (13156225200).

Almost surely, 2^253455144602 is an apocalyptic number.

253455144602 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

253455144602 is a deficient number, since it is larger than the sum of its proper divisors (167544061798).

253455144602 is a wasteful number, since it uses less digits than its factorization.

253455144602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26306.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 253455144602 its reverse (206441554352), we get a palindrome (459896698954).

The spelling of 253455144602 in words is "two hundred fifty-three billion, four hundred fifty-five million, one hundred forty-four thousand, six hundred two".